#51371A#51371A

#51371A is a dark, muted orange. Relative luminance 0.046; OKLCH L 36.0% C 0.057 H 67.3°. Best body text is #FFFFFF at 10.99:1 contrast (WCAG AA passes).

Color values

HEX	#51371A
RGB	rgb(81, 55, 26)
HSL	hsl(32, 51%, 21%)
HSV	hsv(32, 68%, 32%)
CMYK	cmyk(0%, 32.1%, 67.9%, 68.2%)
CIE-LAB	lab(25.43, 8.09, 22.49)
CIE-LCH	lch(25.43, 23.90, 70.22°)
OKLab	oklab(36.02% 0.0219 0.0524)
OKLCH	oklch(36.02% 0.057 67.3)
XYZ	xyz(4.9463, 4.5567, 1.5961)
Luminance	0.0456 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51371A #1A3451

analogous

#511B1A #51371A #4F511A

triadic

#51371A #1A5137 #371A51

tetradic

#51371A #1A511B #1A3451 #511A4F

square

#51371A #1A511B #1A3451 #511A4F

split-complementary

#51371A #1A4F51 #1B1A51

monochromatic

#171007 #23180B #51371A #7F5629 #AE7638

Accessibility & contrast

On white

10.99

#51371A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#51371A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #51371A

10.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51371A	#FFFFFF	#000000	##FFFFFF
##51371A	1.00	10.99	1.91	10.99
#FFFFFF	10.99	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	10.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#403917

Deuteranopia (green-blind)

#463F1B

Tritanopia (blue-blind)

#583130

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #51371a;
/* rgb */ color: rgb(81, 55, 26);
/* oklch */ color: oklch(36.0% 0.057 67.3);

Tailwind

colors: {
  custom: {
    50: '#846d57',
    500: '#51371a',
    950: '#000000',
  },
}

SCSS

$custom: #51371a;
$custom-light: #846d57;
$custom-dark: #000000;

JSON

{
  "hex": "#51371a",
  "rgb": {
    "r": 81,
    "g": 55,
    "b": 26
  },
  "hsl": {
    "h": 31.636,
    "s": 51.402,
    "l": 20.98
  },
  "oklch": {
    "l": 0.36016,
    "c": 0.05677,
    "h": 67.3
  },
  "luminance": 0.04556
}

Semantic roles & 50–950 ramp

primary

#51371A

secondary

#406187

accent

#90DB4D

background

#F8F6F5

surface

#EFEBE9

border

#CAC6C5

text

#0B0703

muted

#7C7A78

Preview Lab

Preview with #51371A

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →